Uzi-Granot 

The QRCode decoder libraries allows your program to read (decode) an image containing one or more QR Codes.

The PDF File Writer II C# class library allows you to create PDF files directly from your .net application.

The QR Code library allows your program to create (encode) QR Code image. The attached source code is a visual studio solution. The solution targets .NET framework (net462) and .NET standard (netstandard2.0).... More information

The PDF417 barcode encoder class library is written in C#. It is open source code. The target framework is .NET Framework (net462) and .NET Standard (netstandard2.0). The encoder library allows you to create a... More information

PDF 417 Barcode Decoder

PDF File Analyzer is designed to read and parse the internal structure of PDF files. Version 2.1 supports encrypted files.